Collection: Mathematics
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200 Kakuro and 200 Killer Sudoku puzzles. Very hard levels.: Kakuro 12x12 + 14x14 + 16x16 + 18x18 and Sumdoku 8x8 + 9x9 Very hard Sudoku puzzles. (plu - Paperback
Regular price $16.18 USDRegular priceSale price $16.18 USD -
Sudoku Large Print: 100 Easy and Medium Puzzles - Paperback
Regular price $12.42 USDRegular priceSale price $12.42 USD -
Sudoku Large Print: 100 Easy and Medium Puzzles - Paperback
Regular price $13.80 USDRegular priceSale price $13.80 USD -
Sudoku Large Print: 100 Easy and Medium Puzzles - Paperback
Regular price $13.80 USDRegular priceSale price $13.80 USD -
Break-through Su Doku: From Difficult to Fiendish - Paperback
Regular price $27.62 USDRegular priceSale price $27.62 USD -
The Giant Book of Suguru: 1000 Hard Number Blocks (9x9) Puzzles - Paperback
Regular price $17.65 USDRegular priceSale price $17.65 USD -
Sudoku Medium Difficulty Puzzles for College Students - Paperback
Regular price $18.12 USDRegular priceSale price $18.12 USD -
Binary Puzzle: 500 Easy to Hard (10x10): : Keep Your Brain Young - Paperback
Regular price $13.48 USDRegular priceSale price $13.48 USD -
Activity Book: Logic Puzzles for Adults & Seniors: 500 Medium Puzzles (Sudoku - Fillomino - Straights - Futoshiki - Binary - Slitherl - Paperback
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Vintage Sudoku: 150 Puzzles - Paperback
Regular price $16.74 USDRegular priceSale price $16.74 USD -
The Perfect Nonogram Puzzle Book For Beginners: Learn How To Do Nonograms - Paperback
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The Official Book of Kakuro: Book 1: 150 Puzzles -- Easy, Medium, and Hard - Paperback
Regular price $32.40 USDRegular priceSale price $32.40 USD -
Sudoku - 200 Classic Puzzles - Volume 6: 4 levels - Easy to expert - Paperback
Regular price $15.53 USDRegular priceSale price $15.53 USD -
Activity Book: 500 Hard Logic Puzzles (Sudoku, Kakuro, Hitori, Minesweeper, Masyu, Suguru, Binary Puzzle, Slitherlink, Futoshiki, Fillomino) - Paperback
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The Call of the Primes: Surprising Patterns, Peculiar Puzzles, and Other Marvels of Mathematics - Paperback
Regular price $20.52 USDRegular priceSale price $20.52 USDSold out -
Hey! Great Thinking, Pop! Easy Crossword Puzzles for Seniors 81 Large Print Crosswords - Paperback
Regular price $22.01 USDRegular priceSale price $22.01 USD